Home / 8,345.04-11,511.44-5,955.60

Finding the Fourth Proportional to 8,345.04, 11,511.44 and 5,955.60

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Solution

The fourth proportional to 8,345.04, 11,511.44 and 5,955.60 is: 8,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345.04 : 11,511.44 = 5,955.60 : x
  2. Step 2: Convert to fraction form
    8,345.04/11,511.44 = 5,955.60/x
  3. Step 3: Cross multiply
    8,345.04x = 11,511.44 × 5,955.60
  4. Step 4: Simplify right side
    8,345.04x = 68,557,532.06
  5. Step 5: Solve for x
    x = 68,557,532.06/8,345.04
  6. Step 6: Final answer
    x = 8,215.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.